Company lists · Data refreshed November 2026

Top 25 High risk customer management companies based in Germany

RevenueBase identified 142 company matches for high risk customer management companies associated with Germany as of November 2026 and tracks 2,640 professional contacts across them, including 562 with verified work emails. Hamburg is the largest hub.

This list covers company matches for high risk customer management companies associated with Germany, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
142Companies
2,640Contacts tracked
562Verified emails
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The 25 largest high risk customer management companies based in Germany

Ranked by team size
Top 25 of 142 company matches for high risk customer management companies based in Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNuremberg, GermanyHQ recorded Nov 6, 20265,001-10,000394 contacts →

Exact match

“The SELLBYTEL Group is one of the worldwide leading outsourcing specialists and part of Webhelp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchGelsenkirchen, GermanyHQ recorded Nov 6, 20261,001-5,000243 contacts →

Exact match

“AMEVIDA is one of the largest owner-managed companies in the German call center and customer care industry and is headquartered in Gelsenkirchen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLeipzig, GermanyHQ recorded Nov 6, 20265,001-10,000144 contacts →

Exact match

“Ströer X ist der größte deutsche Business Process Outsourcing (BPO)-Anbieter und Spezialist für Dialogmarketing, Customer Experience, Sales und digitale Transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchKönigswinter, GermanyHQ recorded Nov 6, 20261,001-5,000122 contacts →

Exact match

“Walter Services ist eines der größten und erfolgreichsten Customer Services-Unternehmen in Deutschland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMönchengladbach, GermanyHQ recorded Nov 6, 2026501-1,00098 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchAachen, GermanyHQ recorded Nov 6, 2026201-50080 contacts →

Exact match

“Flaixible ist ein junges, dynamisches und ambitioniertes Unternehmen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOberhausen, GermanyHQ recorded Nov 6, 2026501-1,00073 contacts →

Exact match

“Gegründet um anders zu sein.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMunich, GermanyHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“We work with leading premium brands worldwide to deliver a range of tailored solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMünster, GermanyHQ recorded Nov 6, 2026201-50058 contacts →

Exact match

“As Europe’s leading allround service provider for Telecommunications and Customer Relationship Management we strongly inspire our customers by offering them high-end technologies…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOldenburg (oldb.), GermanyHQ recorded Nov 6, 2026201-50044 contacts →

Exact match

“Call-Center & Service-Dienstleister überzeugt auf 1.998qm mit über 180 festen Mitarbeitern, durch Qualität, Effizienz & Transparenz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRatingen, GermanyHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“QITS GmbH – Digitale Dokumenten- und Kommunikationsprozesse für Unternehmen Die QITS GmbH gestaltet die Zukunft digitaler Dokumenten- und Kommunikationsprozesse.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBerlin, GermanyHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Die voxpark GmbH ist ein etabliertes und wachsendes Kundenservice-Center, das sich erfolgreich in den Bereichen Telemarketing und ganzheitliches Kundenmanagement positioniert hat.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchStuttgart, GermanyHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Glöckle direct GmbH is an directmaketing and services company based out of 86 Daimlerstrasse, Stuttgart, Baden-Wurttemberg, Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHamburg, GermanyHQ recorded Nov 6, 20261,001-5,00033 contacts →

Exact match

“Seit 1994 entwickelt die getaline GmbH als Customer-Care-Dienstleister maßgeschneiderte Kundendialogkonzepte für ihre Auftraggeber.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKempen, GermanyHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Process Management in Marketing and Distribution Welcome to PORTICA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchKarben, GermanyHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“We are a young, dynamic IT-company, enabling our clients to deliver highest quality at cheapest rates utilizing the latest technologies and processes We provide comprehensive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHalle, GermanyHQ recorded Nov 6, 2026201-50029 contacts →

Exact match

“Die richtigen Prozess- und Service-Dienstleistungen, um Kunden zu gewinnen und langfristig zu binden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchStuttgart, GermanyHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“As a dynamic Company we focus on an excellent customer service and international customer relationship management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPassau, GermanyHQ recorded Nov 6, 2026201-50027 contacts →

Exact match

“CommuniGate ist ein Premiumdienstleister für die gesamte Bandbreite der schriftlichen und telefonischen, vertriebs- und serviceorientierten Kundenkommunikation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAugsburg, GermanyHQ recorded Nov 6, 2026201-50027 contacts →

Exact match

“Die Mitarbeiter der Dialog-Factory bieten weit mehr Service als ein klassisches Callcenter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Eigentlich geht es im ganzen Leben darum, mit interessanten Menschen ins Gespräch zu kommen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnterföhring, GermanyHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Die Loyalty Effect GmbH ist ein führendes Unternehmen im Bereich Kundenbindung und Customer Loyalty Management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEschborn, GermanyHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“K+R – wir sind schon ein bisschen stolz auf uns!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBayreuth, GermanyHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“Ihre Marke ist unsere Botschaft Business Dialog ist unsere Stärke, effektive Vertriebsarbeit und optimales Kundenmarketing sind das A und O unserer Arbeit.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLeipzig, GermanyHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“Den roten oder den blauen Draht kappen?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 142 high risk customer management companies based in Germany

See the full list, filter by size, metro and specialty, and access 562 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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High risk customer management companies based in Germany at a glance

As of Nov 6, 2026
21.3%Verified-email coverage
18.6Average contacts per company
11-50Median size (employees)
6.3%Largest-city concentration · Hamburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
38
51-200
39
201-500
15
501-1,000
7
1,001-5,000
4
5,001-10,000
2

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 142 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Germany whose business descriptions match “high risk customer management companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 562 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “high risk customer management companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many high risk customer management companies are there based in Germany?

RevenueBase identified 142 company matches for high risk customer management companies associated with Germany as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Sellbytel Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most high risk customer management companies?

Hamburg leads with 9 company records, followed by Dusseldorf (8) and Berlin (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 562 professional contacts with verified work emails tracked across these 142 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.